diff --git a/nixos/dustbowl.nix b/nixos/dustbowl.nix
index ac8fe41..7c06ec6 100644
--- a/nixos/dustbowl.nix
+++ b/nixos/dustbowl.nix
@@ -36,7 +36,7 @@
       });
 
       zotero-beta = prev.zotero-beta.overrideAttrs (finalAttrs: prevAttrs: rec {
-        version = "7.0.0-beta.99+174bde745";
+        version = "7.0.0-beta.103+691d26886";
 
         src =
           let
@@ -44,7 +44,7 @@
           in
             pkgs.fetchurl {
               url = "https://download.zotero.org/client/beta/${escapedVersion}/Zotero-${escapedVersion}_linux-x86_64.tar.bz2";
-              hash = "sha256-cKXY6hAImH/UNZu+Ckz3372CsoJochTkPustIwZqax4=";
+              hash = "sha256-8hSz4RqgtA83brvn54JmvBM4dWNKl4E9PWQ8s5Wtk1o=";
             };
       });
     })
@@ -126,7 +126,7 @@
   # Add TeleSec root certificate to /etc/ explicitly for eduroam
   environment.etc."ssl/certs/T-TeleSec_GlobalRoot_Class_2.pem".source = pkgs.fetchurl {
     url = "https://www.pki.dfn.de/fileadmin/PKI/zertifikate/T-TeleSec_GlobalRoot_Class_2.pem";
-    sha256 = "0if8aqd06sid7a0vw009zpa087wxcgdd2x6z2zs4pis5kvyqj2dk";
+    hash = "sha256-swmJ/Z5Fx0v0F9900dpjnR8E1P0JAL6BOi1qAxpWyEU=";
   };
 
   # services.dnscrypt-proxy2 = {